Genetics Basics Flashcards
1
Q
[Gen/Basic]
Definition of pleiotropic
A
Genes that produce many effects
Eg. Marfan affects eyes, heart and skeletal
2
Q
[Gen/Basic]
Product of Mitosis
A
Two diploid daughter cells
3
Q
[Gen/Basic]
Product of Meiosis
A
Four haploid daughter cells
4
Q
[Gen/Basic]
Definition of Hemizygous vs heterozygous
A
Having only one copy of gene instead of two
5
Q
[Gen/Inheritance]
Examples of X-linked recessive conditions? (3)
A
- Hemophilia A
- Duchenne and Becker muscular dystrophy
- Red-green color blindness
6
Q
[Gen/Inheritance]
Example of X-linked dominant? (1)
A
Rett
7
Q
[Gen/Inheritance]
Phenomenon achieved by X inactivation?
A
Dosage compensation
8
Q
[Gen/Inheritance]
When X inactivation occurs?
A
2 weeks after fertilization
9
Q
[Gen/Basic]
High carrier disease in Ashkenazi Jewish population (5)?
A
- Gaucher 1/15
- Cystic fibrosis 1/29
- Tay-Sachs 1/30
- Familial Dysautonomia 1/32
- Canavan disease 1/40
